Tiffany & Co. Open Hearts with Diamonds by Elsa Peretti Pair of Open Heart Pendant of Tiffany & Co. By Elsa Peretti crafted in 18k yellow Gold. Featuring 22 Round-cut Diamond weighing Approximately 0.33 Carats total weight. VS clarity. E color. Creator: Tiffany & Co. By Elsa Peretti. Measurements: 1.25 x 1.0 inches. Stamped: "Tiffany & Co." "Elsa Peretti" "750 SPAIN". Total weight: 12.6 grams. Very good conditions. Upon Request, Auction House may provide an appraisal. This will carry an additional cost. Appraisals are made by our in house GIA certified Gemologist.